Display screen or portion thereof with graphical user interface



FIG. 1 is a front view of a display screen or portion thereof with graphical user interface showing the new design; and,

FIG. 2 is a front view of a second embodiment thereof.

The broken line showing of a display screen or portion thereof is for environmental purposes only and forms no part of the claimed design. 

CLAIM We claim, the ornamental design for a display screen or portion thereof with graphical user interface, as shown and described. 